Home / 892,504.90-1,231,678.16-484,623.93

Finding the Fourth Proportional to 892,504.90, 1,231,678.16 and 484,623.93

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Solution

The fourth proportional to 892,504.90, 1,231,678.16 and 484,623.93 is: 668,792.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,504.90 : 1,231,678.16 = 484,623.93 : x
  2. Step 2: Convert to fraction form
    892,504.90/1,231,678.16 = 484,623.93/x
  3. Step 3: Cross multiply
    892,504.90x = 1,231,678.16 × 484,623.93
  4. Step 4: Simplify right side
    892,504.90x = 596,900,710,394.37
  5. Step 5: Solve for x
    x = 596,900,710,394.37/892,504.90
  6. Step 6: Final answer
    x = 668,792.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.